{"id":"W2995874039","doi":"10.2196/15045","title":"Usefulness of Modern Activity Trackers for Monitoring Exercise Behavior in Chronic Cardiac Patients: Validation Study","year":2019,"lang":"en","type":"article","venue":"JMIR mhealth and uhealth","topic":"Physical Activity and Health","field":"Medicine","cited_by":20,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Ejection fraction; Medicine; Activity tracker; Coronary artery disease; Cardiology; Internal medicine; Heart failure; Population; Rehabilitation; Bruce protocol; Energy expenditure; Physical activity; Physical therapy; Heart rate; Blood pressure","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.003524211,0.0006474855,0.0005004353,0.0005981751,0.000398115,0.0005238226,0.0004208313,0.0007969839,0.0009926467],"category_scores_gemma":[0.007732153,0.000306908,0.0005460818,0.0003882902,0.0004006632,0.000469635,0.0005454271,0.0004507917,0.0004865468],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000296325,"about_ca_system_score_gemma":0.0003423895,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001205209,"about_ca_topic_score_gemma":0.001389244,"domain_scores_codex":[0.9985587,0.0007165253,0.0001543731,0.0001984795,0.0002614339,0.0001105328],"domain_scores_gemma":[0.9953758,0.001747348,0.0009093399,0.0005613892,0.001004243,0.0004019171],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001101876,0.0009666596,0.9903619,0.00003143777,0.00008848267,0.00002983411,0.0003665013,0.000109625,0.0007549174,0.00001479932,0.0000727047,0.006101262],"study_design_scores_gemma":[0.0002101815,0.006123612,0.9915594,0.00001815118,0.00007554025,0.000182252,0.0002139861,0.0009733285,0.0002924316,0.00001753395,0.0003227943,0.000010812],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.999131,0.0000719094,0.0002760457,0.00001041022,0.000005312589,0.00008702066,0.0001132078,0.000004032019,0.0003009438],"genre_scores_gemma":[0.9987968,0.000057508,0.0005062505,0.00003148433,0.00001206666,0.0001061665,0.0003605165,0.000002531694,0.0001267072],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003524211,"threshold_uncertainty_score":0.01863807,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.08852610841109552,"score_gpt":0.4047570311933308,"score_spread":0.3162309227822352,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}